// 云函数入口文件
const cloud = require('wx-server-sdk')

cloud.init({
  env: cloud.DYNAMIC_CURRENT_ENV
})
// 获取数据库引用
const db = cloud.database()
// 云函数入口函数
exports.main = async (event, context) => {
  var menuId = event.menuId;
  var openid = event.openid;
  return db.collection("likes").where({
    menuId: menuId,
    _openid: openid
  }).remove()
}